Update GH Actions permissions

Signed-off-by: Gavin Zhao <git@gzgz.dev>

Author: GZGavinZhao

.github/workflows/firebase-hosting-pull-request.yml

@@ -9,6 +9,7 @@ on:
 
 jobs:
   build_and_preview:
+    premissions: write-all
     if: '${{ github.event.pull_request.head.repo.full_name == github.repository }}'
     runs-on: ubuntu-latest
     env: